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Mechanical
B58
The B58 is the ultimate Geo-technical drill rig. Used in Air/Mud Rotary – Hollow Stem – Coring and SPT applications.
Brochure
B58 Brochure
Specification
HYDRAULIC FEED SYSTEM
Pulldown force: 23,300 lbs [10,569 kg]
Retract force: 35,300 lbs [16,012 kg]
Feed speed, down: 61 ft/min [18.6 m/min]
Feed speed, retract: 41 ft/min [12.4 m/min], Rapid: 80 ft/min [24.3 m/min]
Feed stroke: 6 ft [1.83 m]
POWER UNIT
Diesel Engine: John Deere, 125 HP (93 kW)
Engines include: 12V starting circuit, electronic engine module installed in the operators control panel, 18 gallon (68 l) fuel tank with lock, lockable battery box, cold weather starting package.
RIGHT ANGLE DRIVE
Single speed heavy duty right angle drive with tapered
roller bearings and a ring gear and pinion. All bearings and gears are lubricated through an oil bath.2 in. [50.8 mm] hardened output shaft with flex chain
coupling to a 2 in. [50.8 mm] kelly bar.
DRILL HEAD ROTARY
Total enclosed “dry box” with tapered roller bearings.
2 in. [50.8] heat treated alloy steel kelly drive bar.
4-3/4 in. [120.7 mm] ID hollow spindle
Maximum torque and Maximum rpm (engine specific):
HIGH TORQUE OPTION
John Deere – 1st gear: 17,000 ft-lbs [23,049 Nm]
6th gear: 638 rpm
HIGH SPEED OPTION
John Deere – 1st gear: 8,000 ft-lbs [10,832 Nm]
6th gear: 960 rpm
SPT AUTOMATIC HAMMER
ASTM D-1586 standards, standard duty and heavy duty
140 lb [63.5 kg], 170 lb [77.1 kg]
300 lb [136.1 kg]
340 lb [154.2 kg] slugs available
Hydraulic self compensating
LEVELING JACKS
24 in [609.6 mm] and 36 in [914.4 mm] stroke available
ESTIMATED OPERATING CAPACITIES
Hollow stem augers, 4-1/4 in [108 mm] ID: 250 ft [76 m]
Continuous flight auger, 6 in [152.4 mm] OD: 300 ft [91 m]
Rotary drilling, NWJ/NW drill rod with 5 in [127 mm] OD bit:
1,500 ft [457 m]Diamond core drilling:
N wireline: 1,600 ft [487 m]
H wireline: 1,100 ft [335 m]
P wireline: 730 ft [222 m]
Note: Above drilling capacities may vary according to subsurface conditions and rotary head option.
HOIST
MAIN
Single line capacity: 8,500 lbs [3,855.5 kg] or 12,000 lbs [5,443.2 kg]
Line speed: 0–52 ft/min [0–15.9 m/min], 0–325 ft/min [0–99.1 m/min] reverse
AUXILIARY
Single line capacity: 4,500 lbs [2,041.2 kg]
Line speed: 0–135 ft/min [41.2 m/min]
AUXILIARY
Single line capacity: 3,000 lbs [1,361 kg]
Line speed: 0–126 ft/min [38 m/min]
SAFE-T DRIVER
Single line capacity: 900 lbs [408.2 kg]
Line speed: variable up, freefall down
WIRELINE HOISTS
A wide variety are available
Line capacities from 700 ft [213 m] to 7,500 ft [2,286 m]
OPTIONAL EQUIPMENT
Mast: 25 ft [7.6 m], 28 ft [8.5 m] or 33 ft [10.1 m]
In-out & Side-to-side slide base
Rod clamp – underbody manual and hydraulic, jack mounted and swing out
Hydraulic chuck – various sizes
Break-out wrench, hydraulic activated
Wide selection of auger/rod racks
Mast Standpipe
Water pumps – piston, centrifugal and progressive cavity
Quick change spindle adapters
Top mount water/air swivels for rotary and coring
2 in [50.8 mm] Hex Auger Coupling
Driller/helper platforms
Night Lights
MOUNTING OPTIONS
Truck
track carrier